By: Sarah E. Bowden (Odum School of Ecology, University of Georgia) & John M. Drake (Odum School of Ecology, University of Georgia) © 2013 Nature Education Depending ...
White blood cells circulate in the blood and lymphatic vessels, looking for pathogens. When they find one, they begin to multiply and send signals to other cell types to do the same. The lymphatic ...
The immune system defends the body against disease. One type of white blood cell is attracted to pathogens and bind to them. Then they ingest and digest the pathogen. As they do this to all ...
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